package com.go.ssh.commons.web.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.go.ssh.commons.web.intercepter.SessionToAop;

public class SessionToAopFilter implements Filter {
	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain filterChain) throws IOException, ServletException {
		HttpServletRequest httpRequest = (HttpServletRequest) request;
		HttpServletResponse httpReponse = (HttpServletResponse) response;
		SessionToAop.clear();
		SessionToAop.setRequest(httpRequest);
		SessionToAop.setResponse(httpReponse);
		filterChain.doFilter(request, response);
	}

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
	}

	@Override
	public void destroy() {
		SessionToAop.clear();
	}
}
